Spring hook tool



FIG. 1 is a top plan view of an ornamental design for a spring hook tool of the present invention;

FIG. 2 is a front view of an ornamental design for a spring hook tool of the present invention;

FIG. 3 is a right side view of an ornamental design for a spring hook tool of the present invention;

FIG. 4 is a rear view of an ornamental design for a spring hook tool of the present invention;

FIG. 5 is a left side view of an ornamental design for a spring hook tool of the present invention;

FIG. 6 is a bottom plan view of an ornamental design for a spring hook tool of the present invention;

FIG. 7 is an upper front end isometric view of an ornamental design for a spring hook tool of the present invention; and,

FIG. 8 is an upper rear end isometric view of an ornamental design for a spring hook tool of the present invention. 

CLAIM The ornamental design for a spring hook tool, as shown and described. 